Now that Katie Couric's gone into serious newscaster mode, she probably won't be pulling off stunts like Kelly Ripa, who plunged into a "human aquarium" with David Blaine to conduct an interview for her morning talk show. Blaine is the boy in the bubble living underwater for a week at Lincoln Center in New York. less

Now that Katie Couric's gone into serious newscaster mode, she probably won't be pulling off stunts like Kelly Ripa, who plunged into a "human aquarium" with David Blaine to conduct an interview for her morning ... more